Acart with one fan on it blowing to the left and carrying one block produces the x vs t (position vs. time) graph shown. if this cart were carrying three blocks instead of one, with the fan still blowing the same direction, what could the x vs t graph look like

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon